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Introducción a LetsEncrypt
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Gabriel Covarrubias
August 26, 2017
Technology
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Introducción a LetsEncrypt
Gabriel Covarrubias
August 26, 2017
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Transcript
LetsEncrypt
Hola! Soy Gabriel Covarrubias Del Gultij - Grupo de Usuarios
de GNU/Linux de Tijuana Puedes seguirme en @covarrubiasgg
Temario 1.- Protocolos de Internet 2.- MITM ( Man In
The Middle) & Eavesdropping 3.- TLS / SSL 4.- LetsEncrypt 5.- Certbot
1. Protocolos de Internet HTTP, FTP, IMAP, POP ¿puedes nombrar
más?
HTTP (Hypertext Transfer Protocol)
Red de Redes
HOPS
Modelo OSI
HTTP (Hypertext Transfer Protocol) • • • • • •
•
2. Man In The Middle ¿Quien revisa tu actividad en
redes?
Man In The Middle
¿ Quién podría “escuchar” ?
MITM - LAN HUB …
MITM - LAN SWITCH
Envenenamiento ARP
En mis tiempos...
No uses WiFi Público - NUNCA
3. TLS / SSL La capa de seguridad
TLS/SSL
TLS/SSL ★ ★ ★
Modelo OSI
Criptografia de llave pública
Certificados Digitales
Certificate Authority
Certificate Authority
None
Self Signed
4. LetsEncrypt Lleve su certificado, gratis, llevelo llevelo...
LetsEncrypt
ACME
Validación de Dominio
Clientes ACME
Clientes ACME
Acciones ❖ ❖ ❖
90 días
5. Certbot Skynet is coming…. nah!!
Certbot
Sistemas Soportados
Web-Server Soportados
¿Cómo se Instala?
Ejemplo Ubuntu 16.10
Ejemplo Ubuntu 16.10 sudo certbot --apache -d example.com sudo certbot
--apache -d example.com -d www.example.com
Prueba SSL
None
Renovar Cert
¿ Preguntas ?
Gabriel Covarrubias @covarrubiasgg Grupo de Usuarios de GNU Linux de
Tijuana @gultij /groups/gultij/ gabriel.covarrubias @gultij.org